| Nick Bookbinder Associates Limited | Professional & scientific | 2003 |
| Nick Simpson Art Direction Limited | Arts & recreation | 2015 |
| Nicoden Services Ltd | Wholesale & retail | 2020 |
| Nicole Kluk Fine Art and Design Ltd | Wholesale & retail | 2020 |
| Nigeria Air Ltd | Transport & logistics | 2022 |
| Nightcap Beer Company Limited | Manufacturing | 2015 |
| Nightingale Textiles Ltd | Manufacturing | 2026 |
| Nights (UK) Ltd | Wholesale & retail | 2009 |
| Nikki Thomas Developments Ltd | Construction | 2007 |
| Nile ST Ltd | Professional & scientific | 2017 |
| Nile Villiers SPV Limited | Real estate | 2025 |
| Nilrem 3 Ltd | Real estate | 2025 |
| Nilrem Estates 2 Limited | Real estate | 2019 |
| Nilrem Estates Limited | Real estate | 2005 |
| Nilrem on Sea Ltd | Real estate | 2025 |
| Nils Integrated Services Ltd | Health & social care | 2023 |
| Nilson V Stationeries Ltd | Manufacturing | 2025 |
| Nilvex Ltd | Wholesale & retail | 2025 |
| Nima Property Solutions Ltd | Real estate | 2024 |
| Nimtrak Limited | Information & communication | 2025 |
| Ningbo UK Ltd | Wholesale & retail | 2013 |
| Ningbo UK Trustee Limited | Professional & scientific | 2021 |
| Ninth 09 Limited | Health & social care | 2024 |
| Nirvana Care Homes Limited | Health & social care | 2010 |
| Nisi Jewellery Limited | Wholesale & retail | 2023 |
| Nissam Ltd | Wholesale & retail | 2023 |
| Nitro Recruitment Ltd | Administrative & support | 2026 |
| NJ Vapes Urmston Ltd | Wholesale & retail | 2020 |
| NKB Distribution Ltd | Wholesale & retail | 2017 |
| NLR Property Ltd | Real estate | 2022 |
| NM & Co Accountants Ltd | Professional & scientific | 2011 |
| NM Property Plus Ltd | Real estate | 2014 |
| NMM Holdings Limited | Other services | 2017 |
| NMN Property Management Ltd | Real estate | 2023 |
| NO 12 LLP | | 2011 |
| NO Drama Holdings Ltd | Financial services | 2021 |
| NO Drama Ltd | Information & communication | 2011 |
| NO Mess NO Stress Ltd | Administrative & support | 2025 |
| NO Wahala Media Ltd | Information & communication | 2025 |
| NO1 Milton Place Limited | Real estate | 2019 |
| Noah & Lucas Limited | Wholesale & retail | 2015 |
| Noamwater Ltd | Wholesale & retail | 2026 |
| Noble Overlea LP | | 2017 |
| Nobre Limited | Wholesale & retail | 2025 |
| Noctane Digital, LLP | | 2025 |
| Nodstrovia Limited | Health & social care | 2025 |
| NOFA19 Ltd | Wholesale & retail | 2019 |
| Noir Phoenix Properties Ltd | Real estate | 2023 |
| Nomad Campers Ltd | Extraterritorial | 2023 |
| Nomad Services North West Limited | Transport & logistics | 2018 |
| Nominee Holdings (Manchester) Limited | Professional & scientific | 1978 |
| Non-Fungible Token (NFT) Limited | Information & communication | 2021 |
| Noon Transport Ltd | Transport & logistics | 2025 |
| Noorplus Ltd | Information & communication | 2020 |
| Nooshe Ltd | Manufacturing | 2025 |
| NOR B'Ezras Hashem Ltd | Real estate | 2020 |
| NOR BSD Ltd | Real estate | 2022 |
| Nora Dolci Limited | Hospitality | 2023 |
| Norawat Limited | Health & social care | 2023 |
| Norbeck Basketware Limited | Manufacturing | 1961 |
| Nordam Transparency Europe Limited | Transport & logistics | 1998 |
| Nordam UK Limited | Professional & scientific | 1996 |
| Nordic Athar Ltd | Information & communication | 2026 |
| Nordic Supplements Limited | Wholesale & retail | 2016 |
| Norfolk Estates (MCR) Ltd | Real estate | 2020 |
| Norland Management Co. Ltd | Real estate | 1998 |
| Normanby Limited | Real estate | 1981 |
| Nornay Farm Limited | Professional & scientific | 2025 |
| North Burlington Estates Ltd | Real estate | 2022 |
| North Cafe Ltd | Hospitality | 2025 |
| North Essex Homes Construction Limited | Construction | 2022 |
| North Essex Homes Limited | Construction | 2022 |
| North Essex Homes SPV 3 Limited | Construction | 2022 |
| North Essex Homes SPV 4 Limited | Construction | 2022 |
| North Essex Homes SPV 5 Limited | Construction | 2023 |
| North Essex Homes SPV 6 Limited | Construction | 2023 |
| North Essex Homes SPV 7 Limited | Construction | 2024 |
| North Essex Homes SPV 8 Limited | Construction | 2025 |
| North Essex Homes SPV 9 Limited | Construction | 2025 |
| North Hall Ltd | Other services | 2023 |
| North Kitchen Ltd | Hospitality | 2023 |
| North Manchester Circular Ltd | Professional & scientific | 2013 |
| North Manchester Podiatry Ltd | Health & social care | 2023 |
| North MCR Circular Ltd | Professional & scientific | 2024 |
| North Salford Estates Limited | Real estate | 1960 |
| North Securities Limited | Real estate | 2024 |
| North SOL Ltd | Information & communication | 2026 |
| North Star Autos Ltd | Wholesale & retail | 2026 |
| North West Construction Projects Limited | Construction | 2017 |
| North West Damp Proofing & Home Improvements Ltd | Construction | 2026 |
| North West Fraud Forum Limited | Other services | 2021 |
| North West Law Services (Holdings) Limited | Professional & scientific | 2008 |
| North West Media Limited | Information & communication | 2007 |
| North Western Universities Purchasing Consortium Limited | Education | 2000 |
| North Westward PUB Co Ltd | Hospitality | 2022 |
| Northallerton Estate Company NO.2 Limited | Other services | 2019 |
| Northallerton Estate NO.1 Limited | Other services | 2018 |
| Northallerton Estate NO.2 Limited | Other services | 2018 |
| Northbuild Recruitment Limited | Administrative & support | 2024 |
| Northburn Renewable Oils Limited | Water & waste | 2016 |